/Engine/Plugins/Importers/USDImporter/Source/UnrealUSDWrapper/Public/UsdWrappers/UsdPrim.h
Wrapped pxr::UsdPrim functions, refer to the USD SDK documentation
bool SetSpecifier ( [ESdfSpecifier](API\Plugins\UnrealUSDWrapper\UsdWrappers\UE__ESdfSpecifier) Specifier )